Dropping someone off at a UK airport can cost you – the average fee is around...

https://www.blaze-bookmarks.win/thinking-of-dropping-someone-at-the-airport-we-ve-broken-down-the-costs-at-uk

Dropping someone off at a UK airport can cost you – the average fee is around £6.51, but at places like Gatwick, it can hit £10. Heathrow charges about £7